Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 8.36
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -14.65 -0.441 6.47
Fertility Sub Index -5.66
Calving Interval (days) 2.77 -1.459 -4.04
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index -0.62
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 1.42

* Based on an €80/tonne carbon price